GovChime
UEI: E4YZVQT758J4 • CAGE: 8BHX4

SUSTAINABLE SYSTEM SOLUTIONS LLC (AL)

Registration and award facts

SAM.gov registration as of

Net obligations since FY2020
$270.07M
$270,074,188under this UEI
FY2026 obligations
$2.75M
$2,749,071Provisional
Awards and orders
36
with positive net obligations1 IDV vehicle held
Latest action
Jul 14, 2026
SAM.gov registration
Active
Registration expiration date May 5, 2027

Registration

Entity structure
Partnership or Limited Liability Partnership
Business start date
Oct 21, 2018 (8 years)
Location
Huntsville, AL
State of incorporation
Delaware
Purpose of registration
All Awards

† FY2026 obligations (provisional; DoD awards signed after Jul 29, 2026 are not yet public).

Contract actions that the Department of Defense both funds and awards are withheld at the source for 90 days, so DoD awards signed after Jul 29, 2026 are not yet public.

All federal contractors in AlabamaHow these figures are built

Source: SAM.gov entity registration and FPDS contract actions recorded under UEI E4YZVQT758J4. GovChime does not check exclusions.

Performance

Net obligations recorded under this UEI since FY2020. Top lists show the largest five by share of this vendor's net obligations; the shares do not sum to 100%.

Net obligations by fiscal year of action

  • FY2026: $2,749,071 (provisional)
  • FY2025: $21,000,043
  • FY2024: $28,025,320
  • FY2023: $57,927,532
  • FY2022: $53,742,813
  • FY2021: $84,234,669
  • FY2020: $22,394,740

Total across 7 fiscal years: $270,074,188

Top awarding agencies

Top awarding sub-agencies

Top NAICS by obligations

Top product and service codes by obligations

  • 6695Combination and miscellaneous instruments$244,162,947, 90.4%
  • K058Modification of equipment- communication, detection, and coherent radiation equipment$13,464,834, 5.0%
  • AC35National defense r&d svcs; defense-related activities; r&d facilities & maj equip$3,461,646, 1.3%
  • 6675Drafting, surveying, and mapping instruments$2,639,536, 1.0%
  • AC12National defense r&d services; department of defense - military; applied research$1,740,000, 0.6%

Capabilities

SBA certifications

No certification in the SBA profile data.

Contracts

Latest awards and orders

  1. W900KK20D0003Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the ArmyLatest action
  2. W900KK23F0119Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the ArmyLatest action
  3. W900KK23F0133Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the ArmyLatest action
  4. W900KK22F0001Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Contract Management AgencyLatest action
  5. W900KK21F0155Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Contract Management AgencyLatest action
  6. W900KK21F0134Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Contract Management AgencyLatest action
  7. W900KK20F0167Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Contract Management AgencyLatest action
  8. W900KK20F0135Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Contract Management AgencyLatest action
  9. W900KK20F0042Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Contract Management AgencyLatest action
  10. W900KK25FA099Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the ArmyLatest action

Contact Info

As of . Source: SAM.gov Points of Contact.

SAM.gov registration for SUSTAINABLE SYSTEM SOLUTIONS LLC lists a physical address and a separate mailing address, along with 6 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.

Source: SAM.gov entity registration. Contacts displaying numeric or placeholder names have been filtered (defense-in-depth).

Physical Address

190 W Park Loop NW

Huntsville, AL, 35806

USA

Mailing Address

190 W Park Loop NW

Huntsville, AL, 35806

USA

Government Business Contact

Katherine Bower

General Manager

190 West Park Loop NW

Huntsville, AL, 35806

USA

Electronic Business Contact

Kathy VonHoene

Director of Support Operations

190 West Park Loop NW

Huntsville, AL, 35806

USA

Past Performance Contact

Sean ( Jehu

Program Manager

190 West Park Loop NW

Huntsville, AL, 35806

USA

Government Business Alternate Contact

Sean ( Jehu

Program Manager

190 West Park Loop NW

Huntsville, AL, 35806

USA

Electronic Business Alternate Contact

Sherri Kelley

Manager, Contracts

12249 Science Drive

Suite 250

Orlando, FL, 32826

USA

Past Performance Alternate Contact

Sherri Kelley

Manager, Contracts

12249 Science Drive

Suite 250

Orlando, FL, 32826

USA

Additional Details

As of . Source: SAM.gov Entity Registration.

SUSTAINABLE SYSTEM SOLUTIONS LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires May 5, 2027.

Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.

Compliance & Risk Assessment

Source: SAM.gov FAR responses

Suspension/Debarment Status

SAM.gov registration reports no active exclusion

Public Display

Entity information is publicly displayed

Disaster Relief Registry

Not registered for disaster relief

Bonding Information

No bonding information provided

EDI

Not declared in SAM.gov

Business Structure

Source: SAM.gov
Profit Structure:For Profit Organization
Organization:Limited Liability Company

Registration Details

Source: SAM.gov

Initial Registration

May 23, 2019

Last Update

May 14, 2026

Registration Activation

Active — May 14, 2026

Fiscal Year End

12/31

Country of Incorporation

USA

Congressional District

05

Other contractors in Alabama with primary NAICS 334519